BIOS 252 EXAM NEWEST 2024 ACTUAL EXAM
|COMPLETE 270 QUESTIONS QANSD CORRECT
DETAILED ANSWERS |PRE-EVALUATED A+
what are the 9 abdominopelvic regions? - ANSWER------>*left hypochondriac
*epigastric
*right hypochondriac
*left lumbar
*umbilical
*right lumbar
*left inguinal (iliac)
*hypogastric
*right inguinal (iliac)
what are the 11 organ systems - ANSWER------>*nervous
*respiratory
*endocrine
*digestive
*muscular
*reproductive
*circulatory
,*integumentary
*skeletal
*lymphatic
*urinary
function of nervous system - ANSWER------>transmits signals from the brain to the rest of the body
function of respiratory system - ANSWER------>brings oxygen into the body while removing carbon
dioxide
function of endocrine system - ANSWER------>regulates body activities by releasing harmones
function of digestive system - ANSWER------>break down and absorbs nutrients from food and liquid and
removes waste
function of muscular system - ANSWER------>movement and heat production
function of reproductive system - ANSWER------>creates offspring and releases hormones to regulate
reproduction
function of circulatory system - ANSWER------>deliver blood to cells of the body
function of integumentary system - ANSWER------>*protection
*vitamin D synthesis
*sensation
*thermoregulation
*nonverbal communication
function of lymphatic system - ANSWER------>to produce, maintain, and distribute lymphocytes
, function of urinary system - ANSWER------>*elimination of excess water and waste
*control of pH
definition of homeostasis - ANSWER------>the maintenance of a constant internal environment
define a negative feedback loop - ANSWER------>changes are met with responses that restore the
balance back to the original state
define a positive feedback loop - ANSWER------>changes are met with responses that amplify themselves
until balance is restored
describe a covalent bond - ANSWER------>*typically between nonmetals
*form through the sharing of electrons
*there are 2 different types of these bonds: polar covalent and nonpolar covalent
describe a polar covalent bond - ANSWER------>when one atom in a bond has a higher electronegativity
causing the electrons to be shared unequally
describe an ionic bond - ANSWER------>*typically between metals and nonmetals
*form through the transfer of electrons
*form between cations (+) and anions (-)
describe a hydrogen bond - ANSWER------>weak bond between a hydrogen atom and a pair of other
atoms that have a high affinity for electrons
describe a synthesis reaction - ANSWER------>*occurs when two or more simple compounds combine to
form a more complicated one
*requires energy (endothermic)
describe a decomposition reaction - ANSWER------>*occurs when a complex molecule breaks down to
make simpler ones
|COMPLETE 270 QUESTIONS QANSD CORRECT
DETAILED ANSWERS |PRE-EVALUATED A+
what are the 9 abdominopelvic regions? - ANSWER------>*left hypochondriac
*epigastric
*right hypochondriac
*left lumbar
*umbilical
*right lumbar
*left inguinal (iliac)
*hypogastric
*right inguinal (iliac)
what are the 11 organ systems - ANSWER------>*nervous
*respiratory
*endocrine
*digestive
*muscular
*reproductive
*circulatory
,*integumentary
*skeletal
*lymphatic
*urinary
function of nervous system - ANSWER------>transmits signals from the brain to the rest of the body
function of respiratory system - ANSWER------>brings oxygen into the body while removing carbon
dioxide
function of endocrine system - ANSWER------>regulates body activities by releasing harmones
function of digestive system - ANSWER------>break down and absorbs nutrients from food and liquid and
removes waste
function of muscular system - ANSWER------>movement and heat production
function of reproductive system - ANSWER------>creates offspring and releases hormones to regulate
reproduction
function of circulatory system - ANSWER------>deliver blood to cells of the body
function of integumentary system - ANSWER------>*protection
*vitamin D synthesis
*sensation
*thermoregulation
*nonverbal communication
function of lymphatic system - ANSWER------>to produce, maintain, and distribute lymphocytes
, function of urinary system - ANSWER------>*elimination of excess water and waste
*control of pH
definition of homeostasis - ANSWER------>the maintenance of a constant internal environment
define a negative feedback loop - ANSWER------>changes are met with responses that restore the
balance back to the original state
define a positive feedback loop - ANSWER------>changes are met with responses that amplify themselves
until balance is restored
describe a covalent bond - ANSWER------>*typically between nonmetals
*form through the sharing of electrons
*there are 2 different types of these bonds: polar covalent and nonpolar covalent
describe a polar covalent bond - ANSWER------>when one atom in a bond has a higher electronegativity
causing the electrons to be shared unequally
describe an ionic bond - ANSWER------>*typically between metals and nonmetals
*form through the transfer of electrons
*form between cations (+) and anions (-)
describe a hydrogen bond - ANSWER------>weak bond between a hydrogen atom and a pair of other
atoms that have a high affinity for electrons
describe a synthesis reaction - ANSWER------>*occurs when two or more simple compounds combine to
form a more complicated one
*requires energy (endothermic)
describe a decomposition reaction - ANSWER------>*occurs when a complex molecule breaks down to
make simpler ones
